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Add JsonVariant::link() (resolves #1343)

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This commit is contained in:
Benoit Blanchon
2022-04-27 15:06:58 +02:00
parent 5577d18377
commit 3d6c328a4f
35 changed files with 649 additions and 51 deletions
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22
src/ArduinoJson/Variant/VariantData.hpp
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@@ -83,6 +83,12 @@ class VariantData {
bool asBoolean() const;
const VariantData *resolve() const {
if (isPointer())
return _content.asPointer->resolve();
return this;
}
CollectionData *asArray() {
return isArray() ? &_content.asCollection : 0;
}
@@ -117,6 +123,10 @@ class VariantData {
return (_flags & COLLECTION_MASK) != 0;
}
bool isPointer() const {
return type() == VALUE_IS_POINTER;
}
template <typename T>
bool isInteger() const {
switch (type()) {
@@ -212,6 +222,12 @@ class VariantData {
setType(VALUE_IS_NULL);
}
void setPointer(const VariantData *p) {
ARDUINOJSON_ASSERT(p);
setType(VALUE_IS_POINTER);
_content.asPointer = p;
}
void setString(String s) {
ARDUINOJSON_ASSERT(s);
if (s.isLinked())
@@ -262,7 +278,8 @@ class VariantData {
}
VariantData *getElement(size_t index) const {
return isArray() ? _content.asCollection.getElement(index) : 0;
const CollectionData *col = asArray();
return col ? col->getElement(index) : 0;
}
VariantData *getOrAddElement(size_t index, MemoryPool *pool) {
@@ -275,7 +292,8 @@ class VariantData {
template <typename TAdaptedString>
VariantData *getMember(TAdaptedString key) const {
return isObject() ? _content.asCollection.getMember(key) : 0;
const CollectionData *col = asObject();
return col ? col->getMember(key) : 0;
}
template <typename TAdaptedString, typename TStoragePolicy>